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No. 606,283. Patented July 5, I898.

,I. C.,HENDERSON. APPARATUS FOR REFINING OILS.

(Application filed Aug. 25, 1897.)

in Model.)

Inventor;

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UNITED STATES PATENT OFFI E,

or New Stock, N. Y.

JOHN o. HENDERSON,

APPARATUS FOR REFIN ING OILS.

SPECIFiOATIdN forming part or Lettersrateht eoonss, dated ul 5, 1898.Application filed August 25,1397. Serial No. 649,451"- (No model.)

To all whom it may concern:

citizen of the United'States, residing at New York, in the county of NewYork and State of New York, have invented certain new and usefulImprovements inA'pparatus for Separating and Extracting Impuritiesfr'om'Oils; and I do hereby declare the following to be a full, clear,and exact description of the invention, such as will enableothe'rs'skilled in the art to which it appertains to make and use Y thesame. i

This invention relates to apparatus for separating, extracting,andpurifying oils and similar materials; and some of the objects of theinvention are to produce an apparatus whichwill simultaneously effectthe extraction of albuminous, gummy, resinous, and mucilaginous matterand other extractable substances fromvegetable oils without bleachingthe oils and to produce an apparatus of this character which will besimple in construction and effective in operation; and with these andother objects in View the invention consists in the construction,combination, and arrangement of parts, substantially as hereinafter morefully described in the specification and illustrated in the accompanyingdrawings, in which Figure 1 is a longitudinal section of my improvedapparatus, parts being shown in elevation; and Fig. 2 is a horizontalsection on line 1 1 of Fig. '1, looking in the direction of the arrow X.

Similar characters of' reference designate like parts throughout bothviews.

Referring to thedrawings, the reference character 1 indicates a tank 'ofany suitable I material, preferablyshallow, and having a concave orinclined bottom 2 sloping in all 7 directions toward a central opening3, provided with a discharge or drain pipe 4, having a stop-valve orsimilar device5, adapted to be used to draw off the contents of the tankwhen necessary, andthe peculiar formation of the bottom 2 causes thecontents of the tank to drain off toward the drain-pipe 4 when washingout the tank, and the top 6 of the tank is outwardlyinclined or slopestoward the pipe 7, secured around thecentral opening 8 in the top 6, andthe free end of this Be it known that I, JOHNC. HENDERSON, a

pipe 7 is preferably closed. Communicating with one side thereof is anoutlet-pipe 9, the

free end of which is located within a doodlesack or drain-chamber 10,provided at its lower end with a valve-controlled outlet or drain pipe11,through which is drawn off,with' 'or without the condensed water, thehigher oils and light volatile matter depositedin the doodlesack 10, andto determine the amount of such matterwithin the doodlesack a gageglass12 ispreferably connected therewith, as shown in the drawings.

4 A valve-controlled pipe 13 communicates with the upper end of thedoodlesack 10 and is suitably connected with a condenser or vacuum-pump,(notshowm) and communicating with the pipe 13, adjacent to thedoodlesack 10, is a valve-controlled outlet 14 to the atmosphere.

the tank 1 is a perforated steam coil or coils 15 of any preferredconstruction, provided with valve-controlled steam-supply pipes 16,communicating with a source of supply, (not shown,) and the tank 1 isalso provided with a steam-gage 17 and a Vacuum-gage 18 of any is avalve-controlled water-inlet 20, by means of which water is introducedinto the tank to any desired height, preferably to that shown by heavydotted lines about on a level with said inlet, and above the water-inlet20 is an I oil-inlet 2l,also communicating with the tank,

and through this last-mentioned inlet the oil or other material to betreated is introduced w -7o Suitably disposed with the lower portion ofinto the tank above the water, preferably to 5 the height indicated bythe upper dotted lines upon the drawings. The tank 1 is also suppliedwith outlets 22 and 23, provided with valves, the former being forextracts and the latter for the purified materiah'an'd with thermometersor similar devices 2- to ascertain the temperature or condition of thecontents of the tank.

The operation will be readily understood from the foregoing descriptionwhen taken in connection with the accompanying drawings and thefollowing explanation thereof.

This apparatus is principally for the separation and extraction of thealbuminoids, resins, gums, mucilaginous matter, volatile oils, &c., fromvegetable and the heavier and denser as well as the lighter or volatilemat-- ter from other oils.

The valves in the pipes 13,1, 11, 22, and 23 are first closed and thevalve in the pipe Lt is opened. Then water is admitted through the inlet20 until the water-line in the tank has reached the desired height, whenthe supply is cut off and the oil to be treated is introduced into thetank above the water through the inlet 21 until it stands at the heightde sired, whereupon the supply is then cut off and a steam-jet isinjected into the upper portion of the tank just suflieient to drive outthe air without forming a vacuum or pressure. Then steam is admitted tothe perforated coils 15 for the length of time the case may require,when the steam is shut off from the coils, and the valve in the pipe 1tis then closed and the valve in the pipe 13 is opened, whereupon thesteam-eoil15 is again put in operation for the time the case mayrequire, when the valve in the pipe 13 is closed and steam is admittedthrough the jet 19 in small quantities, and the purified oil may then bedrawn off through the pipe 23 and the albuminous matter may be removedthrough the pipe 22. The level to draw off the albuminons matter iseontrolled by the admission of water through the inlet 20 or by drawingit off through the drainpipe 1-. \Vhen the operation has been completed,the wash -water is then discharged through the drain-pipe i into a seweror draintan k (not shown) and the apparatus is washed out with water andsteam to prepare it for another operation. The higher oils and lightvolatile matter is deposited in the doodlesaek 10, from whence it may bedrawn off with or without the condensed water through the pipe 11.

I do not desire to confine myself to the construction, combination, andarrangement of parts herein shown and described, and I therefore reservethe right to make all such changes in and modifications of the same asfairlycome within the spirit and scope of my invention.

Having fully described my invention,what I claim as new, and desire tosecure by Letters Patent, is-- 1. An apparatus of the characterdescribed consisting of a tank having a sloping bottom converging towarda valve -eontrolle(1 discharge-opening and a sloping top provided with aclosed pipe, a drain-chamber adjacent to the tank, a pipe connecting theformer and the latter, a steam-jet near the top of the tank to drive theair therefrom, a perforated steam-coil on the bottom of the tank, awaterinlet at one side of the tank above said coil and an inlet for thematerial above said water-inlet, whereby the water is introduced abovethe coil then the material is introd ueed upon the water and is treatedby the ebullition of the water.

2. An apparatus for separating, extracting and purifying oils consistingof a tank having an upwardly-inclined top converging toward a centralclosed pipe to facilitate the removal of the air and vapors, adrain-chamber, connectionsbetween said pipe and chamber, a perforatedsteameoil in the bottom of the tank, a water-supply pipe in one side ofthe tank above the coil to permit the introduction of the water upon thecoil, an oilsupply pipe above the water-pipe to direct the oil upon thetop of the water, and a steamjet above the oil-pipe adapted to drive offthe air and vapors through said central closed pipe, all operating asspecified.

3. An apparatus for separating, extracting and purifying oils consistingof a tank having an upwardly-inelined top converging toward a centralclosed pipe to facilitate the removal of the air and vapors, adrain-chamber, connections between said pipe and chamber, aperforatedsteam-coil in the bottom of the tank, a water-supply pipe in one side ofthe tank above the coil, to permit the introduction of the water uponthe coil, an oilsupply pipe above the water-pipe to direct the oil uponthe top of the water, a steam-jet above the oil-pipe adapted to driveoff the air and vapors through said central closed pipe, and adischarge-pipe for extracts and for purified oil, substantially as andfor the purpose set forth.

In testimony whereof I allix my signature in presence of two witnesses.

\Vitnesses:

JAMES R. Romans, D. C. KELsEv.

ICC

